DOC: forbid a buggy version of pillow for building docs

tacaswell · tacaswell · commit 20fbc4cee6ff · 2019-01-02T11:03:14.000-05:00
closes #13079
diff --git a/doc-requirements.txt b/doc-requirements.txt
@@ -11,6 +11,6 @@ colorspacious
 ipython
 ipywidgets
 numpydoc>=0.8
-pillow>=3.4,<5.4
+pillow>=3.4,!=5.4.0
 sphinx-gallery>=0.2
 sphinx-copybutton
